What is the opening and closing part of the ball valve?

What is the opening and closing part of the ball valve?

The opening and closing part of the ball valve is a ball, which rotates around the center line of the valve body to open and close a valve. Low pressure, small diameter pipe used to cut off water flow and change the distribution of water flow or need to open and close quickly. 

When fully open or fully closed, the sealing surface of the ball and seat is isolated from the medium, and the medium will not cause the erosion of the sealing surface of the valve. 

1. the commonly used ball valve according to its working principle is divided into floating ball valve, fixed ball valve, lifting rod ball valve and so on. 

2.ball valve according to its channel position can be divided into straight through type, triple type and right Angle type. The latter two ball valves are used to distribute media and change the flow of media. The installation position, height, import and export direction must meet the design requirements, and the connection should be firm and tight.  The handle of all kinds of manual valves installed on the thermal insulation pipeline shall not be downward. 

3.The valve must be inspected before installation.